IO error in Oracle11g: got minus one from a read call

Executable file $ORACLE_HOME/bin/oracle There is something wrong with the owner or permission setting of , Connect to oracle When it comes to IO error :Got minus one from a read call The problem of .

Solution ：
Direct will oracle The permission of the file is changed to 6751.$ORACLE_HOME/bin/oracle The correct owner of the executable should be oracle:asmadmin, And the authority must have s Sharing can be .

[[email protected] ~]# chmod 6751 /oracle/app/database/ora11g/bin/oracle
[[email protected] ~]# ll /u01/oracle/app/database/ora11g/bin/oracle
-rwsr-s--x. 1 oracle asmadmin 210823844 May 18  2020 /oracle/app/database/ora11g/bin/oracle